Adcom GFA-7705. Audio output channels: 5.0, Signal-to-Noise Ratio (SNR): -125 dB, Impedance: 8 Ом. Connectivity technology: Wired. Power consumption (typical): 2200 W. Weight: 31.5 kg. Power requirements: 120 VAC, 50/60 Hz, Dimensions (WxDxH): 432 x 444.5 x 216 mm, Output power: 1000 W